/*!	 layer_sound.cpp
**	 Implementation of the "Sound" layer
**
**	......... ... 2014 Ivan Mahonin
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include <glibmm/convert.h>

#include <synfig/general.h>
#include <synfig/localization.h>

#include <synfig/real.h>
#include <synfig/soundprocessor.h>
#include <synfig/string.h>
#include <synfig/time.h>
#include <synfig/value.h>
#include <synfig/canvasfilenaming.h>

#include "layer_sound.h"

#endif

using namespace etl;
using namespace std;
using namespace synfig;

SYNFIG_LAYER_INIT(Layer_Sound);
SYNFIG_LAYER_SET_NAME(Layer_Sound, "sound");
SYNFIG_LAYER_SET_LOCAL_NAME(Layer_Sound, N_("Sound"));
SYNFIG_LAYER_SET_CATEGORY(Layer_Sound, N_("Other"));
SYNFIG_LAYER_SET_VERSION(Layer_Sound, "0.1");
SYNFIG_LAYER_SET_CVS_ID(Layer_Sound, "$Id$");

Layer_Sound::Layer_Sound():
    Layer_Composite(0.0),
    param_filename(String()),
    param_delay(Time()),
    param_volume(Real(1.0))
{
    SET_INTERPOLATION_DEFAULTS();
    SET_STATIC_DEFAULTS();
}

bool
Layer_Sound::set_param(const String &param, const ValueBase &value)
{
    IMPORT_VALUE(param_filename);
    IMPORT_VALUE(param_delay);
    IMPORT_VALUE(param_volume);

    return Layer::set_param(param, value);
}

ValueBase
Layer_Sound::get_param(const String &param)const
{
    EXPORT_VALUE(param_filename);
    EXPORT_VALUE(param_delay);
    EXPORT_VALUE(param_volume);

    EXPORT_NAME();
    EXPORT_VERSION();

    return Layer::get_param(param);
}

Layer::Vocab
Layer_Sound::get_param_vocab()const
{
    Layer::Vocab ret(Layer::get_param_vocab());

    ret.push_back(ParamDesc("filename")
                  .set_local_name(_("Filename"))
                  .set_description(_("Path to sound file"))
                  .set_static(true)
                  .set_hint("filename")
                 );

    ret.push_back(ParamDesc("delay")
                  .set_local_name(_("Delay"))
                  .set_description(_("Delay before play"))
                  .set_static(true)
                 );

    ret.push_back(ParamDesc("volume")
                  .set_local_name(_("Volume"))
                  .set_description(_("Volume of sound"))
                  .set_static(true)
                 );

    return ret;
}

void
Layer_Sound::fill_sound_processor(SoundProcessor &soundProcessor) const
{
    if (!get_canvas() || !get_canvas()->get_file_system()) {
        return;
    }

    String filename = param_filename.get(String());
    filename = CanvasFileNaming::make_full_filename(get_canvas()->get_file_name(), filename);
    filename = get_canvas()->get_file_system()->get_real_uri(filename);
    filename = Glib::filename_from_uri(filename);

    if (filename.empty()) {
        return;
    }

    Time delay = param_delay.get(Time());
    Real volume = param_volume.get(Real());
    soundProcessor.addSound(SoundProcessor::PlayOptions(delay, volume), SoundProcessor::Sound(filename));
}